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JPL Small-Body Database Browser
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20301 Thakur (1998 FY99)
Classification: Main-belt Asteroid          SPK-ID: 2020301
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0764410605829806 3.7183e-08  
a 2.322843295810578 9.0528e-09 au
q 2.145282690710751 8.7882e-08 au
i 7.627553329134349 4.7601e-06 deg
node 324.8369550712007 2.7785e-05 deg
peri 251.5086978269276 4.0494e-05 deg
M 67.39065587117014 2.9961e-05 deg
tp 2458758.438635162345
(2019-Oct-01.93863516)
0.00010754 TDB
period 1293.088636919399
3.54
7.5594e-06
2.07e-08
d
yr
n .2784031888623268 1.6275e-09 deg/d
Q 2.500403900910405 9.7448e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1685  
   data-arc span      14330 days (39.23 yr)  
   first obs. used      1980-02-14  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45716  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:51:20  

Additional Information
 Earth MOID = 1.15358 au 
 Jupiter MOID = 2.50681 au 
 T_jup = 3.561 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1   n/a MPO474032  
diameter diameter 4.084 km 0.152 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.243   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20301 Thakur           Discovered 1998 Mar. 31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Gaurav Subhash Thakur (b. 1986) is a finalist in the 2004 Intel Science Talent Search, a science competition for high school seniors, for his mathematics project. He attends the Learning Community International, Annapolis, Maryland.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040415/MPCPages.arcLast Updated: 2004-04-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1926-Aug-13 19:28 00:03 Amphi 0.00418264791314964 0.00418127311575758 0.00418403096577671 2.67817245838374 2.67817194518777 2424741.311410721 2.6170898860857 451.373715056234 51.8341104925003 -84.2337691598892 11995.6271661039 T 27 CATAB v2.0e-lin.ifort 2019-May-30 02:51:40 2019-May-30 02:51
1979-Aug-28 06:58 00:02 Amphi 0.044374254259812 0.0443712399719765 0.0443772685604248 2.36618324052645 2.36618318577525 2444113.790354893 1.94264601930471 155.125141610939 48.5724499076326 -15.50187647417 55006.8075935989 T 27 CATAB v2.0e-lin.ifort 2019-May-30 02:51:40 2019-May-30 02:51
2032-Sep-30 01:18 00:02 Amphi 0.0377338036242914 0.0377309524469595 0.03773665481799 2.41724496693199 2.41724490390569 2463505.554216745 1.68302475969635 147.891648776385 48.8488684678031 -17.3028218855133 50021.7579613904 T 27 CATAB v2.0e-lin.ifort 2019-May-30 02:51:40 2019-May-30 02:51
2180-Jun-10 16:20 00:10 Thisb 0.0344639684263739 0.0344542598115808 0.0344736817840087 2.96307778394294 2.96307771717524 2517450.180888511 10.3858534463959 800.970891107572 34.4422787051564 52.9229086708203 119368.267381938 T 27 CATAB v2.0e-lin.ifort 2019-May-30 02:51:40 2019-May-30 02:51

Alternate Designations
 1998 FY99 = 1980 DK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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